| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_8f91833c18d18848fdd1e278a94a7ed8
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_48c28371c751b1b4b6114582883bd1c0
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_80215b03da15108e4e70916dce486469 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C01F7-34 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C01F7-34 |
| filingDate |
1981-04-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1931ed8bf754c50343775dce333687c6
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7088c2a2b1aa64be538bd2fced32166b
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_18fea9ba8e405efa80052aed0cd7147f |
| publicationDate |
1982-05-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CS-214597-B1 |
| titleOfInvention |
Process for preparing γ-alumina with a specified grain size |
| abstract |
A method for preparing γ-alumina of the intended typensuitable as an intermediate for preparationnhigh purity α-alumina for cultivationnsingle crystals of corundum and other high meltingnmixed oxides by treatment with ammonia gas atncrystalline aluminum ammonium sulfate using sulfatenof aluminum ammonium having a particle size of 0.1 to 2.0 mm and annealingnof the resulting aluminum hydroxide to temperaturen800 ° C |
| priorityDate |
1981-04-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |